Tramadol is synthetic opioid so it is a narcotic per say(fentanyl, sufenta, alfentanil etc are all synthetic opioids), but is highly receptor specific so there is very little problem with respiratory depression, dependence etc.
The Smithsonian Institution (/smÉªÎ¸ËsoÊniÉn/ smith-SOE-nee-Én), established in 1846 for the increase and diffusion of knowledge, is a group of museums and research centers administered by the Government of the United States.
The Smithsonian museums are the most widely visible part of the United States' Smithsonian Institution and consist of nineteen museums and galleries as well as the National Zoological Park. Seventeen of these collections are located in Washington D.C. , with eleven of those located on the National Mall.